problem_id
stringclasses
428 values
submission_id
stringlengths
10
10
status
stringclasses
2 values
code
stringlengths
5
816
p03543
s902338303
Wrong Answer
import sys from collections import defaultdict def input(): return sys.stdin.readline().strip() def main(): n = input() d = defaultdict(int) for c in n: d[int(c)] += 1 flag = False for key in d: if d[key] >= 3: flag = True if flag: print("Yes") else: print("No") i...
p04020
s324553709
Wrong Answer
n = int(input()) A = [0]*(n+1) ans = 0 for i in range(n): a = int(input()) ans += a//2 A[i] = a%2 for i in range(n): if A[i] and A[i+1]: ans += 1 A[i+1] -= 1 print(ans)
p02795
s855312554
Accepted
H = int(input()) W = int(input()) N = int(input()) max = max(H, W) if N % max == 0: print(N // max) else: print(N // max + 1)
p03469
s598372559
Wrong Answer
s = str(input()) s.replace('2017', '2018') print(s)
p03067
s069326719
Wrong Answer
a, b, c = map(int, input().split()) print('Yes' if a <= c <= b else 'No')
p03206
s206908461
Wrong Answer
D=input() D=int(D) if D==25: print("Christmas") if D==24: print("Christmas Eve") if D==23: print("Christmas Eve Eve") if D==23: print("Christmas Eve Eve Eve")
p02629
s892627173
Wrong Answer
n = int(input()) if n==1: print('a') i = 0 buf = 0 while 26**i+buf<=n: buf += 26**i i += 1 ans = '' for j in range(i): ans += chr(ord('a')+(n//(26**j)-1)%26) n -= 26**j print(ans[::-1])
p03797
s299091466
Wrong Answer
n, m = map(int, input().split()) c = 2*n m -= c; m = (m//4)+n print(m)
p02707
s870615930
Wrong Answer
import sys from collections import Counter input = sys.stdin.readline N = int(input()) A = list(map(int, input().split())) c = Counter(A) k = set(A) r = set(range(1, N + 1)) for key in r - k: c[key] = 0 for v in c.values(): print(v)
p02988
s561735085
Accepted
n = int(input()) p = list(map(int, input().split())) ans = 0 for i in range(1, n-1): if p[i-1] < p[i] and p[i] < p[i+1]: ans += 1 if p[i-1] > p[i] and p[i] > p[i+1]: ans += 1 print(ans)
p03419
s029738308
Accepted
n, m = map(int,input().split()) print(abs((n-2)*(m-2)))
p02647
s958406512
Accepted
def read_input(trans=int): return list(map(trans, input().split())) N, K = read_input() A = read_input() K = min(K, 41) for _ in range(K): B = [0]*N for i in range(N): start = max(i-A[i], 0) end = min(i+A[i], N-1) B[start] += 1 if end+1 < N: B[end+1] -= 1 ...
p02553
s673255024
Accepted
a, b, c, d = map(int, input().split()) ans = max(a*c, a*d, b*c, b*d) print(ans)
p02702
s304971604
Accepted
import sys from collections import deque def input(): return sys.stdin.readline()[:-1] S = deque(map(int, list(input()))) num = 0 dict = {} dict[0] = 1 ans = 0 for i in range(len(S)): num += S.pop() * pow(10,i,2019) cand = num % 2019 if cand in dict.keys(): dict[cand] += 1 else: di...
p03035
s462660253
Wrong Answer
A, B = map(int, input().split()) ans = B if 6 <= A <= 12: ans = B / 2 elif A <= 5: ans = 0 print(ans)
p02759
s853963465
Accepted
N = int(input()) if N % 2 == 0: print(N//2) else: print((N//2)+1)
p03241
s552693720
Accepted
n, m = map(int, input(). split()) b = set() i = 1 while i * i <= m: if m % i == 0: b.add(i) b.add(m // i) i += 1 ans = 1 for i in b: if i * n <= m: ans = max(ans, i) print(ans)
p03854
s963605918
Accepted
a,b,c,d=[i[::-1] for i in ['dream','dreamer','erase','eraser']] s,j=input()[::-1],True while j: j=False for i in [a,b,c,d]: if s.startswith(i): s=s[len(i):];j=True print('YNEOS'[len(s)>0::2])
p03105
s993791533
Accepted
a,b,c = map(int, input().split()) x = b//a print(x if x<c else c)
p02631
s070556665
Wrong Answer
N = int(input()) A = list(map(int, input().split())) B = [] Ans = [1] for a1, a2 in zip(A, A[1:]): B.append(a1 ^ a2) B.append(A[0] ^ A[-1]) for b in B: Ans.append(Ans[-1] ^ b) for a in Ans[:-2]: print(a, end=' ') print(Ans[-2])
p02584
s713669853
Accepted
X, K, D = map(int, input().split()) X = abs(X) if X // D > K: ans = X - D * K else: if (K - X // D) % 2 == 0: ans = X % D else: ans = abs(X % D - D) print(ans)
p03745
s397985770
Accepted
N = int(input()) a = list(map(int, input().split())) # 最小の答えは1、ここに足していく ans = 1 # 増加と減少切り替わったタイミングで組の数を増やす flags = [False, False] for i in range(N - 1): da = a[i + 1] - a[i] if da > 0: flags[0] = True elif da < 0: flags[1] = True if flags[0] == True and flags[1] == True: ans ...
p02843
s458829649
Accepted
x = int(input()) li = [0]*100105 li[0] = 1 for i in range(x): if li[i] == 1: for j in range(6): li[i+j+100] = 1 print(li[x])
p02629
s918980751
Wrong Answer
N = int(input()) s = '' for i in reversed(range(27)): if 26 ** i > N: continue M = N // (26 ** i) s += chr(M + 96) N -= M * (26 ** i) print(s)
p02795
s991510329
Accepted
h=int(input()) w=int(input()) n=int(input()) p=max(h,w) print(n//p+(n%p!=0))
p03131
s090537475
Accepted
import sys input = sys.stdin.buffer.readline def main(): K,A,B = map(int,input().split()) if A+2 >= B: print(K+1) else: if K<=A: print(K+1) else: rest = K-(A-1) print(A+(B-A)*(rest//2)+rest%2) if __name__ == "__main__": main()
p02726
s707280576
Accepted
n, x, y = map(int,input().split()) list_length = [0 for i in range(n)] length = 0 for i in range(1, n+1): for j in range(i+1, n+1): length = min(j-i, abs(x-i)+1+abs(y-j), abs(y-i)+1+abs(x-j)) list_length[length] += 1 for i in range(1, len(list_length)): print(list_length[i])
p03774
s283033530
Wrong Answer
n,m = map(int,input().split()) s,c = [],[] for i in range(n): a = list(map(int,input().split())) s.append(a) for i in range(m): a = list(map(int,input().split())) c.append(a) for i in range(n): tmp = 10**8 ans = 0 for j in range(m): b = (abs(s[i][0]-c[j][0])+abs(s[i][1]-c[j][1])) ...
p03037
s005166147
Accepted
#!/usr/bin/env python # coding: utf-8 # In[7]: N,M = map(int, input().split()) lr = [] l_max = 1 r_min = N for _ in range(M): lr.append(list(map(int, input().split()))) l_max = max(l_max, lr[-1][0]) r_min = min(r_min, lr[-1][1]) print(max(0, r_min - l_max +1)) # In[ ]:
p02897
s587125685
Accepted
n = int(input()) if n % 2 == 0: print(0.5) else: print((n+1)/2/n)
p03282
s381214163
Wrong Answer
S = list(input()) K = int(input()) if S.count('1') == len(S): print(1) for s in S: if s != '1': print(s) exit(0)
p03261
s638356977
Wrong Answer
n = int(input()) w = [input() for _ in range(n)] result = 'Yes' for i in range(1,n-1): en = len(w[i-1]) - 1 if w[i][0] != w[i-1][en]: result = 'No' nw = set(w) if len(nw) != n: result = 'No' print(result)
p03062
s981107890
Accepted
N = int(input()) *A, = map(int, input().split()) dp1 = [A[0]] dp2 = [-A[0]] for i in range(1, N-1): dp1.append(max(dp1[i-1] + A[i], dp2[i-1] - A[i])) dp2.append(max(dp1[i-1] - A[i], dp2[i-1] + A[i])) dp1.append(dp1[-1] + A[N-1]) dp2.append(dp2[-1] - A[N-1]) print(max(dp1[-1], dp2[-1]))
p04043
s238759596
Wrong Answer
line = input() if line == '5 5 7' or line == '7 5 5': print('Yes') else: print('NO')
p03695
s819728692
Wrong Answer
from collections import Counter input() rates = Counter(map(lambda a: int(a) // 400, input().split())) over3199 = rates[8] colors = len(rates) - bool(over3199) print(max(1, colors), colors + over3199)
p04011
s284545758
Accepted
n = int(input()) k = int(input()) x = int(input()) y = int(input()) print(k * x + (n - k) * y if n > k else n * x)
p03243
s249075722
Wrong Answer
n = sorted(list(str(input())),reverse=True) print(int(''.join([n[0],n[0],n[0]])))
p03495
s292478271
Accepted
N,K=map(int, input().split()) A=list(map(int, input().split())) from collections import Counter AL=Counter(A) AL= sorted(AL.items(), key=lambda x:x[1]) n=len(set(A))-K sum=0 for i in range(n): sum+=AL[i][1] print(sum)
p02859
s064574563
Wrong Answer
r = int(input('> ')) r = r*r print(r)
p03162
s022375328
Accepted
import sys input=sys.stdin.readline n=int(input()) a=[None]*n b=[None]*n c=[None]*n for i in range(n): a[i],b[i],c[i]=map(int,input().split()) dpa=[a[0]]+[None]*(n-1) dpb=[b[0]]+[None]*(n-1) dpc=[c[0]]+[None]*(n-1) for i in range(1,n): dpa[i]=a[i]+max(dpb[i-1],dpc[i-1]) dpb[i]=b[i]+max(dpa[i-1],dpc[i-1])...
p03281
s629384418
Accepted
input = int(input()) count = 0 for i in range(1, input + 1, 2): num = 0 for j in range(2, i): if i % j == 0: num += 1 if num == 6: count += 1 print(count)
p03827
s345411338
Accepted
n = int(input()) s = input() ans = 0 x = 0 for i in s: if i=="I": x +=1 else: x -=1 ans = max(ans,x) print(ans)
p02911
s062930092
Accepted
n, k, q = map(int,input().split()) a = [] for i in range(q): a.append(int(input())) p = [k for i in range(n)] for i in range(q): p[a[i]-1] += 1 for i in range(n): if p[i] -q <= 0: print('No') else: print('Yes')
p03419
s127524506
Wrong Answer
n, m = map(int, input().split()) if n == 1 and m == 1: ans = 1 elif n == 1 and m != 1: ans = m-2 else: ans = (n-2) * (m-2) print(ans)
p03860
s604845022
Wrong Answer
#ABC048.A s = input('') print('AtCoder'+s[0]+'Contest')
p03281
s603088201
Wrong Answer
N=int(input()) count=0 ans =0 for j in range(N+1): count =0 for i in range(1,N+1): if j %2 ==0: continue if j % i ==0: count +=1 else: continue if count == 8 and i ==N: ans += 1 print(ans)
p02802
s423596904
Accepted
n,m = map(int,input().split()) a = [0]*n AC,WA=0,0 for i in range(m): x,y = input().split() x = int(x) if a[x-1]!=-1 and y=="WA": a[x-1]+=1 if a[x-1]!=-1 and y=="AC": WA+=a[x-1] AC+=1 a[x-1]=-1 print(AC,WA)
p03645
s801991163
Wrong Answer
N, M = map(int, input().split()) ab = [] for i in range(M): a, b = map(int, input().split()) if a == 1 or b == N: ab.append([int(a), int(b)]) flag = False for i in range(len(ab)): for k in range(len(ab)-i): if len(set(ab[i])&set(ab[k]))==1: print('POSSIBLE') flag = T...
p02836
s490926788
Wrong Answer
s=input() n=len(s) ans=0 for i,j in zip(s[:n//2-1],s[n:n//2-1:-1]): if i!=j: ans+=1 print(ans)
p03012
s047536293
Wrong Answer
import sys import math import itertools import bisect from copy import copy from collections import deque,Counter from decimal import Decimal def s(): return input() def i(): return int(input()) def S(): return input().split() def I(): return map(int,input().split()) def X(): return list(input()) def L(): return list(i...
p03612
s223797076
Accepted
import sys input = sys.stdin.readline def main(): N = int(input()) p = list(map(int, input().split())) ans = 0 for i in range(N - 1): if p[i] == i + 1: ans += 1 p[i], p[i + 1] = p[i + 1], p[i] if p[-1] == N: ans += 1 print(ans) if __name__ == "__mai...
p03625
s533843406
Accepted
from collections import Counter n = int(input()) list_A = list(map(int, input().split())) list_C = Counter(list_A) list_D = sorted(list_C.items(), key=lambda x:x[0],reverse=True) q = [] for i in range(len(list_D)): if len(q) == 2: break l = list_D[i] if l[1] > 1: q.append(l[0]) if le...
p03037
s915136437
Accepted
def main(): n,m = map(int,input().split()) lm = 1 rm = n for i in range(m): l,r = map(int,input().split()) lm = max(lm,l) rm = min(rm,r) print(max(0,rm-lm+1)) if __name__ == "__main__": main()
p02989
s421079762
Accepted
N = int(input()) array = sorted(list(map(int, input().split()))) print(array[N//2]-array[N//2-1])
p02608
s662601675
Accepted
n = int(input()) n_list = [0]*50000 for x in range(1,100): for y in range(1,100): for z in range(1,100): if x+y+z >= 150: break index = x*x + y*y + z*z + x*y + y*z + z*x n_list[index] = n_list[index]+1 for i in range(1,n+1): print(n_list[i])
p04020
s181227273
Accepted
n = int(input()) ans = 0 m = 0 for i in range(n): a = int(input()) ans += (m+a)//2 m = max(0,a-m)%2 print(ans)
p02959
s650515940
Wrong Answer
a = (int)(input()) mons = list(map(int, input().split(" "))) yuu = list(map(int, input().split(" "))) count = 0 for i in range(a): print(count) if yuu[i] >= mons[i]: yuu[i] -= mons[i] count += mons[i] if yuu[i] >= mons[i + 1]: yuu[i] -= mons[i + 1] count += mons[i + 1] else: mons[i...
p03109
s478444631
Accepted
import sys import os def main(): if os.getenv("LOCAL"): sys.stdin = open("input.txt", "r") S = sys.stdin.buffer.readline().decode().rstrip() print('Heisei' if S <= '2019/04/30' else 'TBD') if __name__ == '__main__': main()
p03433
s224191998
Accepted
def resolve(): n, a = [int(input()) for _ in range(2)] if n % 500 > a: print('No') else: print('Yes') resolve()
p03548
s242188716
Wrong Answer
x,y,z = map(int,input().split()) a = x-y b = a//(y+z) print(b+1)
p02641
s542148478
Wrong Answer
x,n = map(int, input().split()) valid = [1] *101 p = list(map(int, input().split())) for i in range(n): valid[p[i]] = 0 for j in range(x): print(x,j,x-j,x+j) if((x-j) >= 1): if(valid[x-j] == 1): print(x-j) break elif((x+j) <= 100): if(valid[x+j] == 1): print(x+j) break
p03721
s432435223
Accepted
n,k=map(int,input().split()) ab=[list(map(int,input().split())) for i in range(n)] ab.sort() def slv(): cnt = 0 for i in range(n): cnt += ab[i][1] if cnt >= k: return print(ab[i][0]) slv()
p02732
s491470814
Accepted
import collections a=int(input()) b=list(map(int,input().split())) c=collections.Counter(b) n,m=zip(*c.most_common()) n,m=list(n),list(m) result=0 for i in range(len(m)): result+=(m[i]*(m[i]-1))//2 for i in b: print(result-c[i]+1)
p02628
s778344249
Wrong Answer
x=input() if x.isupper()==True: print("A") else: print("a")
p03623
s488071116
Accepted
import sys def input(): return sys.stdin.readline().strip() def main(): x, a, b = map(int, input().split()) if abs(x - a) < abs(x - b): print("A") else: print("B") if __name__ == "__main__": main()
p02772
s884741758
Accepted
N = int(input()) ans = 'APPROVED' for a in map(int, input().split()): if a % 2 == 0 and a % 3 != 0 and a % 5 != 0: ans = 'DENIED' print(ans)
p03162
s905243897
Accepted
def main(): n = int(input()) a = [list(map(int, input().split())) for _ in range(n)] dp = [[0] * 3 for _ in range(n)] dp[0] = a[0] for i in range(n - 1): dp[i + 1][0] = a[i + 1][0] + max(dp[i][1], dp[i][2]) dp[i + 1][1] = a[i + 1][1] + max(dp[i][2], dp[i][0]) dp[i + 1][2] =...
p02831
s892128499
Wrong Answer
a,b=map(int,input().split()) ans=a*b for i in (2,max(a,b)): if a%i==0 and b%i==0: ans=ans/i print(ans)
p03438
s265660892
Wrong Answer
N=int(input()) A=list(map(int,input().split())) B=list(map(int,input().split())) A=sorted(A) B=sorted(B) x=sum(B)-sum(A) cnt=0 for i in range(N): if B[i]<A[i]: cnt+=(A[i]-B[i]) else: cnt+=(B[i]-A[i]+1)//2 if x<cnt: print('No') else: print('Yes')
p02546
s420678745
Accepted
s = input() if s[-1] == "s": print(s + "es") else: print(s + "s")
p02690
s323238936
Wrong Answer
x = int(input()) for a in range(-100, 101): for b in range(-100, 101): if a**5 - b**5 == x: print(a, b) break else: continue break else: print(-1)
p03105
s507043936
Accepted
a,b,c = map(int,input().split()) print(min(c,b//a))
p03324
s245575982
Wrong Answer
D, N = map(int, input().split()) ans = N * 100 ** D print(ans)
p02756
s326766916
Accepted
s = input() qn = int(input()) left = '' right = s for i in range(qn): q = input() if q[0] == '1': left, right = right, left else: _, f, c = q.split() if f == '1': left += c else: right += c print(left[::-1] + right)
p04019
s696428038
Wrong Answer
s = input() if ('N' in s and 'S' in s) or ('S' in s and 'W' in s): print('Yes') else: print('No')
p02923
s572849933
Wrong Answer
import math import sys stdin = sys.stdin ns = lambda: stdin.readline().rstrip() ni = lambda: int(stdin.readline().rstrip()) nm = lambda: map(int, stdin.readline().split()) nl = lambda: list(map(int, stdin.readline().split())) mod = 10**9 + 7 sys.setrecursionlimit(1000010) N = ni() H = nl() current = 0 ans = 0 for...
p03699
s173418584
Accepted
#!/usr/bin/env python3 n = int(input()) s = [int(input()) for _ in range(n)] s_5 = [s[i] for i in range(n) if s[i] % 10 != 0] # maxはsumから5の倍数ならそのまま、10の倍数ならminの5の倍数をひく sum_s = sum(s) s_5.sort() #print(s_5) if sum_s % 10 != 0: print(sum_s) else: if len(s_5) == 0: print(0) else: print(sum_s - s_5[0])
p02606
s426260230
Accepted
l , r, d = map(int, input().split()) a = [i for i in range(l, r+1)] count = 0 for i in a: if i % d == 0: count += 1 print(count)
p03721
s884823387
Accepted
N, K = map(int, input().split()) ab = sorted([[int(i) for i in input().split()] for j in range(N)]) count = 0 for i in range(N): count += ab[i][1] if count >= K: print(ab[i][0]) break
p02661
s369572059
Accepted
N, *AB = map(int, open(0).read().split()) A = sorted(zip(*[iter(AB)] * 2), key=lambda t: t[0]) B = sorted(zip(*[iter(AB)] * 2), key=lambda t: t[1]) if N % 2 == 1: L = A[N // 2][0] R = B[N // 2][1] else: L = A[N // 2 - 1][0] + A[N // 2][0] R = B[N // 2 - 1][1] + B[N // 2][1] print(R - L + 1)
p03289
s103877391
Wrong Answer
s = list(input()) if "C" in s[2:-2] and s[0]=="A": del s[s.index("C")] del s[0] else: print("WA") exit() for i in range(len(s)): if s[i].islower(): continue else: print("WA") exit() print("AC")
p02693
s569914332
Wrong Answer
import sys k = int(input()) a,b = map(int,input().split()) if k==1: print('Ok') sys.exit() wk = (a//k)+1 while wk <=b: if wk*k<=b: print('Ok') sys.exit() else: wk+=1 print('NG')
p02744
s202499458
Wrong Answer
n=int(input()) l=[['a1']]+[[] for _ in range(9)] for i in range(9): for b in l[i]: t=b[-1] for p in range(int(t)): l[i+1].append(b[:-1]+chr(97+p)+t) l[i+1].append(b[:-1]+chr(97+int(t))+str(int(t)+1)) for i in l[n-1]: print(i[:-1])
p03293
s678034225
Accepted
s=input() t=input() ans=0 if s == t: print('Yes') else: for i in range(len(s)): s = s[-1] + s[0:-1] if s == t: ans += 1 if ans == 0: print('No') else: print('Yes')
p03943
s042703095
Wrong Answer
x=list(map(int,input().split())) x.sort() if x[0]+x[1] == x[2]: print('YES') else: print('NO')
p02755
s235071804
Accepted
A,B = map(int,input().split()) x = -1 for i in range(1,20000): if int(i*1.08)-i==A and int(i*1.1)-i==B: x = i break print(x)
p02756
s636072641
Wrong Answer
s = input() qn = int(input()) right = [] left = [s] for i in range(qn): q = input() if q[0] == '1': right, left = left, right else: _, f, c = q.split() if f == '1': left.append(c) else: right.append(c) print(''.join(left[::-1]) + ''.join(right))
p03971
s717959887
Accepted
N, A, B = map(int, input().split()) S = input() a = 0 b = 0 for char in S: if char == 'a' and a+b < A+B: print("Yes") a += 1 elif char == 'b' and a+b < A+B and b < B: print("Yes") b += 1 else: print("No")
p02707
s148759093
Accepted
n = int(input().strip()) a = map(int, input().strip().split()) x = [0] * n for i in a: x[i-1] += 1 print('\n'.join(map(str, x)))
p03860
s015532202
Wrong Answer
xs = input().split() print("A"+xs[2][0]+"C")
p02768
s607138198
Wrong Answer
n, a, b = list(map(int, input().split(' '))) M = 10**9 + 7 result = pow(2, n, M) def comb(n, r): x = 1 y = 1 for i in range(r): x *= (n - i) y *= (i + 1) x %= M y %= M x %= M y %= M return x // y print(result - comb(n, a) - comb(n, b))
p02554
s593634014
Accepted
n=int(input()) MOD=10**9+7 ans=pow(10,n,MOD)-2*pow(9,n,MOD)+pow(8,n,MOD) print(ans%MOD)
p02624
s624702049
Accepted
n = int(input()) total = 0 for i in range(1, n + 1): m = n // i total += i * m * (m + 1) // 2 print(total)
p02701
s268207140
Accepted
import collections N=int(input()) SS=[] for a in range(N): S=input() SS.append(S) c = collections.Counter(SS) print(len(c))
p02783
s318041770
Wrong Answer
h,a = map(int,input().split()) print(h // a + 1)
p03338
s784516529
Accepted
# -*- coding: utf-8 -*- import sys sys.setrecursionlimit(10**9) INF=10**18 MOD=10**9+7 input=lambda: sys.stdin.readline().rstrip() YesNo=lambda b: bool([print('Yes')] if b else print('No')) YESNO=lambda b: bool([print('YES')] if b else print('NO')) int1=lambda x:int(x)-1 def main(): N=int(input()) S=list(input...
p03565
s970977323
Accepted
S=input() T=input() lt=len(T) ls=len(S) if ls<lt:f=0 else: for i in range(ls-lt,-1,-1): f=1 for s,t in zip(S[i:i+lt],T): if s=='?' or s==t: continue f=0 if f:break print((S[0:i]+T+S[i+lt:ls]).replace('?','a') if f else 'UNRESTORABLE')
p02866
s348760047
Accepted
from collections import defaultdict N = int(input()) D = list(map(int, input().split())) MOD = 998244353 p = defaultdict(int) for d in D: p[d] += 1 if p[0] == 1 and D[0] == 0: ans = 1 for i in range(max(D)): ans *= pow(p[i], p[i + 1], mod=MOD) ans %= MOD if ans == 0: ...
p02682
s533161961
Accepted
import sys input = sys.stdin.readline sys.setrecursionlimit(10 ** 7) a, b, c, k = map(int, input().split()) if k <= a: print(k) sys.exit(0) ans = a k = k - a if k <= b: print(ans) sys.exit(0) k = k - b ans = ans - k print(ans)
p03644
s625393412
Wrong Answer
n=int(input()) now=1 while True: if now>n: break now*=2 print(now)